Base | Representation |
---|---|
bin | 1011100110101110… |
… | …1000000101100101 |
3 | 22001002211122022111 |
4 | 2321223220011211 |
5 | 22334444040344 |
6 | 1233042001021 |
7 | 140124641662 |
oct | 27153500545 |
9 | 8032748274 |
10 | 3115221349 |
11 | 13595089a9 |
12 | 72b346171 |
13 | 3a8527356 |
14 | 217a3aa69 |
15 | 133753834 |
hex | b9ae8165 |
3115221349 has 8 divisors (see below), whose sum is σ = 3127299840. Its totient is φ = 3103167216.
The previous prime is 3115221337. The next prime is 3115221353. The reversal of 3115221349 is 9431225113.
3115221349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3115221349 - 215 = 3115188581 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3115221349.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3115221359) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274612 + ... + 285730.
It is an arithmetic number, because the mean of its divisors is an integer number (390912480).
Almost surely, 23115221349 is an apocalyptic number.
It is an amenable number.
3115221349 is a deficient number, since it is larger than the sum of its proper divisors (12078491).
3115221349 is a wasteful number, since it uses less digits than its factorization.
3115221349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12179.
The product of its digits is 6480, while the sum is 31.
The square root of 3115221349 is about 55814.1679952322. The cubic root of 3115221349 is about 1460.4823184406.
The spelling of 3115221349 in words is "three billion, one hundred fifteen million, two hundred twenty-one thousand, three hundred forty-nine".
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